ClassID:

135620

E21B43/124 - CPC Classification

Classification description:

Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells; Methods or apparatus for controlling the flow of the obtained fluid to or in wells; Lifting well fluids Adaptation of jet-pump systems

Recent Application in this class:
#1
20250320785
2025-10-16

Collecting Device with an Adjustable Filter Position and Method for Use

#2
20250122783
2025-04-17

SYSTEM AND METHOD FOR INSTALLING TOOL FOR USE WITH ARTIFICIAL LIFT MANDREL

#3
20250101818
2025-03-27

APPARATUS AND METHOD FOR CLEARING SOLIDS FROM A WELL

#4
20250027393
2025-01-23

Inflow control device, method, and system

#5
20240191576
2024-06-13

HYPER-BRANCHED STIMULATION BY COMBINING RESERVOIR TUNNELING WITH EXTENDED NEEDLES

#6
20240052732
2024-02-15

HYDRAULICALLY ACTUATED DOUBLE-ACTING POSITIVE DISPLACEMENT PUMP SYSTEM FOR PRODUCING FLUIDS FROM A WELLBORE

#7
20240011389
2024-01-11

Modified jet pump incorporating a support for MPLT logging at the bottom of an oil well

#8
20230114197
2023-04-13

Optimized CO2 sequestration and enhanced geothermal system

#9
20230060157
2023-03-02

Methods and apparatus for underbalance condition assurance in depleted volatile oil reservoirs

#10
20220316303
2022-10-06

HYBRID HYDROCARBON LIFT SYSTEM AND METHOD

#11
20220205347
2022-06-30

Oil extraction and gas production method capable of in-situ sand control and removal by downhole hydraulic lift

#12
20220106859
2022-04-07

Downhole wellbore treatment system and method

#13
20210348489
2021-11-11

Chemical injection system for completed wellbores

#14
20210348487
2021-11-11

CHEMICAL INJECTION SYSTEM FOR COMPLETED WELLBORES

#15
20210348462
2021-11-11

Chemical injection system for completed wellbores

#16
20210340827
2021-11-04

Jet pump drilling assembly

#17
20210215031
2021-07-15

Boosting production from low pressure or dead wells

#18
20210131240
2021-05-06

Hydraulic Jet Pump and Method for Use of Same

#19
20210115774
2021-04-22

Boosting production from low pressure or dead wells

#20
20200340335
2020-10-29

System for extracting gas from tectonically-deformed coal seam in-situ by depressurizing horizontal well cavity

#21
20200308942
2020-10-01

Jet pump controller with downhole prediction

#22
20200256172
2020-08-13

Pump system for gas entrainment

#23
20200256171
2020-08-13

Artificial lift system for a resource exploration and recovery system

#24
20200248537
2020-08-06

WELL PRODUCTION SYSTEM

#25
20200240253
2020-07-30

System and method for hydraulically driven underwater pumping

#26
20200232481
2020-07-23

Jet pump

#27
20200115999
2020-04-16

Systems and methods for killing wells equipped with jet pumps

#28
20190338623
2019-11-07

Jet pump

#29
20190178064
2019-06-13

GAS LIFT ACCELERATOR TOOL

#30
20190093461
2019-03-28

Bottom hole assembly for configuring between artificial lift systems

#31
20180372123
2018-12-27

Jet pump system with optimized pump driver and method of using same

#32
20180283115
2018-10-04

Method and apparatus for improving cement bond of casing in cyclic load applications

#33
20180202270
2018-07-19

JET PUMP MANUFACTURED USING ADDITIVE AND SUBTRACTIVE MACHINING TECHNIQUES

#34
20180133621
2018-05-17

SYSTEMS AND METHODS FOR INCREASING PRESSURE OF FLUIDS FROM LOW PRESSURE SUBSEA SOURCES USING SUBSEA EDUCTORS

#35
20180112516
2018-04-26

Well testing with jet pump

#36
20180100382
2018-04-12

JET PUMP LIFT SYSTEM FOR PRODUCING HYDROCARBON FLUIDS

#37
20180066678
2018-03-08

Jet pump data tool method

#38
20180044180
2018-02-15

METHOD FOR TREATING WATER WITH CHLORINE DIOXIDE

#39
20180003015
2018-01-04

Downhole separation efficiency technology to produce wells through a single string

#40
20170370195
2017-12-28

Downhole oil well jet pump device with memory production logging tool and related methods of use

#41
20170247962
2017-08-31

Method of Retrieving a Flow Back Jet Pump from an Oil Well

#42
20170022797
2017-01-26

Hydrocarbon production system and an associated method thereof

#43
20170022791
2017-01-26

Well production system

#44
20160341006
2016-11-24

Method for preventing wax deposition in oil wells with packers

#45
20160314225
2016-10-27

Wellbore thermal flow, stress and well loading analysis with jet pump

#46
20160265322
2016-09-15

Oil/gas production apparatus

#47
20160145979
2016-05-26

Method for extracting coalbed gas through water and coal dust drainage and a device thereof

#48
20160138616
2016-05-19

Reverse flow jet pump

#49
20160138372
2016-05-19

METHOD OF USING A SURFACE JET PUMP TO MITIGATE SEVERE SLUGGING IN PIPES AND RISERS

#50
20160130894
2016-05-12

Flow back jet pump

#51
20160010641
2016-01-14

System and method for control and optimization of PCP pumped well operating parameters

#52
20150322962
2015-11-12

Method for preventing corrosion and component obtained by means of such

#53
20150233221
2015-08-20

Hydraulic Powered Downhole Pump

#54
20150191984
2015-07-09

System and method for production of a primary fluid, such as oil, from an underground reservoir

#55
20150107820
2015-04-23

SYSTEM AND METHODS FOR REMOVING FLUIDS FROM A SUBTERRANEAN WELL

#56
20150004004
2015-01-01

Downhole electromagnetic pump and methods of use

#57
20150000930
2015-01-01

Pump jack assembly

#58
20150000926
2015-01-01

GAS LIFT SYSTEM FOR OIL PRODUCTION

#59
20140262230
2014-09-18

Acoustic artificial lift system for gas production well deliquification

#60
20140030117
2014-01-30

Multi-stage hydraulic jet pump

#61
20140003965
2014-01-02

Downhole Jet Pump

#62
20130199794
2013-08-08

Gas lift system having expandable velocity string

#63
20130189123
2013-07-25

Hydraulic Powered Downhole Pump

#64
20130084194
2013-04-04

Jet pump data tool system

#65
20130075105
2013-03-28

Hydraulically driven, down-hole jet pump

#66
20120273221
2012-11-01

Smart hydraulic pumping device for recovery of oil and obtaining of information from the bottom of the reservoir

#67
20120211228
2012-08-23

Artificial Lift Modeling Methods and Systems

#68
20120199359
2012-08-09

Pumping module and system

#69
20120175127
2012-07-12

Dense Slurry Production Methods and Systems

#70
20120134853
2012-05-31

DOWN-HOLE JET EQUIPMENT FOR LOGGING AND DEVELOPMENT OF HORIZONTAL WELLS

#71
20120048569
2012-03-01

Downhole Draw-Down Pump and Method

#72
20120043076
2012-02-23

Hydraulic actuated pump system

#73
20120012333
2012-01-19

System and methods for removing fluids from a subterranean well

#74
20110308804
2011-12-22

Downhole mixing tool

#75
20110272047
2011-11-10

Well jet pumping assembly for degassing coal beds

#76
20110192590
2011-08-11

Gas assisted lift system

#77
20110132601
2011-06-09

Multi-zone formation evaluation systems and methods

#78
20110067883
2011-03-24

Jet pump and multi-string tubing system for a fluid production system and method

#79
20110048696
2011-03-03

GAS-LIQUID SEPARATOR

#80
20110042093
2011-02-24

Pumping module and system

#81
20110000661
2011-01-06

Well jet device

#82
20100326661
2010-12-30

WELL JET DEVICE AND THE OPERATION METHOD THEREOF

#83
20100243256
2010-09-30

Bore-hole jet device for formation hydraulic fracturing and horizontal well examination and a method for the operation thereof

#84
20100236633
2010-09-23

Pipes, systems, and methods for transporting fluids

#85
20100147513
2010-06-17

Well jet device for well-logging operations and the operating method thereof

#86
20100108307
2010-05-06

System, method and apparatus for gas extraction device for down hole oilfield applications

#87
20100101798
2010-04-29

Downhole systems and methods for deliquifaction of a wellbore

#88
20100032152
2010-02-11

Well jet device

#89
20090301716
2009-12-10

PUMP SYSTEM FOR ZONAL ISOLATION TESTING

#90
20090297366
2009-12-03

Jet well pump

#91
20090194294
2009-08-06

Downhole draw-down pump and method

#92
20090169397
2009-07-02

Method for removing fluid from a well bore

#93
20090145608
2009-06-11

Apparatus and method for deliquifying a well

#94
20090090503
2009-04-09

Hydraulic actuated pump system

#95
20090057028
2009-03-05

Downhole Draw Down Pump and Method

#96
20090032264
2009-02-05

Subsea pumping system

#97
20090016900
2009-01-15

Well jet device and the operating method thereof

#98
20080314595
2008-12-25

Well jet device and the operating method thereof

#99
20080314578
2008-12-25

Downhole jet pump

#100
20080264634
2008-10-30

Well jet device and the operating method thereof

#101
20080257547
2008-10-23

Gas assisted lift system

#102
20080245572
2008-10-09

Well jet device and the operating method thereof

#103
20080210436
2008-09-04

Method for delivering a multi phase mixture and pump installation

#104
20080115934
2008-05-22

Multi-zone formation evaluation systems and methods

#105
20080115927
2008-05-22

Well pump device

#106
20080017594
2008-01-24

System and method for the production or handling of heavy oil

#107
20070256837
2007-11-08

Method for operating a well jet device in the conditions of a formation hydraulic fracturing

#108
20070231158
2007-10-04

Artificial lift with additional gas assist

#109
20070227969
2007-10-04

Method and device for compressing a multiphase fluid

#110
20070221383
2007-09-27

VENTURI SIPHON ATOMIZATION LIQUID LIFT APPARATUS AND METHOD

#111
20070209801
2007-09-13

Downhole draw down pump and method

#112
20070187111
2007-08-16

Apparatus and method for dewatering low pressure gradient gas wells

#113
20070187110
2007-08-16

Method and apparatus for production in oil wells

#114
20070175641
2007-08-02

Method and apparatus for lifting liquids from gas wells

#115
20070158075
2007-07-12

System and process for pumping multiphase fluids

#116
20070144969
2007-06-28

METHOD AND SYSTEM FOR FILTERING SEDIMENT-BEARING FLUIDS

#117
20060225889
2006-10-12

Downhole draw down pump and method

#118
20060225886
2006-10-12

Downhole jet pump

#119
20060213661
2006-09-28

Fluid recovery system and method

#120
20060196674
2006-09-07

Artificial lift with additional gas assist

#121
20060162934
2006-07-27

Subsea pumping system

#122
20060045757
2006-03-02

Jet pump assembly

#123
20060021754
2006-02-02

Method for operating a well jet device during cleaning of the downhole area of a formation and device for carrying out said method

#124
20050274527
2005-12-15

Apparatus and method for dewatering low pressure gradient gas wells

#125
20050230121
2005-10-20

ESP/gas lift back-up

#126
20050217867
2005-10-06

Apparatus to allow a coiled tubing tractor to traverse a horizontal wellbore

#127
20050217861
2005-10-06

Apparatus to allow a coiled tubing tractor to traverse a horizontal wellbore

#128
20050199551
2005-09-15

Method and system for filtering sediment-bearing fluids

#129
20050155769
2005-07-21

Method and apparatus for lifting liquids from gas wells

#130
20050155768
2005-07-21

Methods and apparatus for enhancing production from a hydrocarbons-producing well

#131
20050155767
2005-07-21

System and method for offshore production with well control

#132
20050053473
2005-03-10

Well jet device for testing and studying formations and the operating method thereof

#133
20050051340
2005-03-10

Downhole draw down pump and method

#134
20050047926
2005-03-03

Artificial lift with additional gas assist

#135
17731667
2024-10-15

Method for neutralizing hydrogen sulfide in a wellbore with a venturi jet pump and oxidants

#136
16514929
2022-03-08

Dynamic positioning gas lift (DPGL) system

#137
15239512
2019-06-04

High flow capacity well fluid extraction jet pump providing through access

#138
14978070
2016-11-15

Jet-gas lift system and method for pumping well fluids

#139
14062336
2016-09-13

Jet pump system for well